As is known to all, earthquakes are ___________ disasters _________ can destroy buildings and kill people.
| A．nature; that | B．natural; which |
| C．nature; who | D．natural; what |
In some parts of the world, tea _______ with milk and sugar.
| A．is serving | B．is served | C．serves | D．served |
______ the morning of the wedding ceremony, the bride and groom have to serve tea to their parents.
| A．In | B．At | C．To | D．On |
The Dragon Boat Festival _____ the beginning of the hottest season of the year.
| A．falls | B．makes | C．marks | D．comes |
How ______ you say that you really understand the whole story if you have covered only part of the article?
| A．can | B．must | C．need | D．may |
–Smoking is bad for your health. --Yes, I know. But I can’t _____.
| A．give it in | B．give it up | C．give it out | D．give it away |